@media screen and (max-width:980px){
	.box{
		width: 480px;
	}
	header .logo{
		width: 100%;
	}
	header nav{
	    padding-top: 50px;
	}
	header nav > ul >li {
		margin-left: 34px;
	}
	.content .plist .pitem .pitemimg01{
	    margin-right: 20px;
	}
	.content .plist .pitem .pitemimg01,
	.content .plist .pitem .pitemimg02{
		display: block;
	}
	.content .plist .pitem .pitemimg03,
	.content .plist .pitem .pitemimg04{
		display: none;
	}
	header .headRight .row2 {
		display: none;
	}
	footer .col3 {
		width: 100%;
		float: none;
	}
} 
